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Lonten Tech

Custom Raspberry Pi RS485 CAN HAT 3.3V MCP2515 SP3485 SPI Interface Allows Stable Long-Distance Communication for Pi 4B/3B+/3B/ Zero

Custom Raspberry Pi RS485 CAN HAT 3.3V MCP2515 SP3485 SPI Interface Allows Stable Long-Distance Communication for Pi 4B/3B+/3B/ Zero

Regular price $11.79 USD
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Features

  • Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards

  • CAN function, onboard CAN controller MCP2515 via SPI interface, onboard transceiver SN65HVD230

  • RS485 function, controlled via UART, half-duplex communication, supports automatic TX/RX control without programming, onboard transceiver SP3485

  • Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit for RS485 transceiving, lightning-proof & anti-electrostatic

  • Reserved control pins, allows to work with other control boards

  • Comes with development resources and manual (examples in wiringPi/python)

Specifications

  • Operating voltage: 3.3V

  • CAN controller: MCP2515

  • CAN transceiver: SN65HVD230

  • 485 transceiver: SP3485

  • Dimension: 65mm x 30mm

  • Mounting hole size: 3.0mm

Pinouts

 

PIN

RASPBERRY PI (BCM)

DESCRIPTION

3V3

3V3

3.3V Power

GND

GND

Ground

SCK

P11 / SCLK

SPI clock input

MOSI

P10 / MOSI

SPI data input

MISO

P9 / MISO

SPI data output

CS

P8 / CE0

SPI chip selection

INT

P25

Interrupt

RXD

P15 / RXD

RS485 UART receive

TXD

P14 / TXD

RS485 UART transmit

RSE

P4

RS485 TX/RX control (auto control by default, some soldering is required to enable manual control), high for TX, low for RX

Dimensions

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